The Old Clark Bridge was a bridge that carried U.S. Route 67 across the Mississippi River between West Alton, Missouri and Alton, Illinois. It was constructed beginning in 1927, was replaced by the Clark Bridge and was demolished in 1994. The bridge was initially a toll bridge. Notes Built by Alton-St. Louis Bridge Company, with construction starting in 1927. Closed for major repairs in 1959 and 1975. Demolished via explosives on August 21 and September 14, 1994. See also List of crossings of the Upper Mississippi River Lock and Dam No. 26 (historical) References External links , includes photos of the lock and dam, the old Clark Bridge, and the adjacent swing span rail bridge. All three have been demolished. Video of the Old Clark Bridge Truss bridges in the United States Road bridges in Illinois Bridges of the United States Numbered Highway System Bridges completed in 1928 Bridges in St. Charles County, Missouri Road bridges in Missouri Buildings and structures demolished in 1994 U.S. Route 67 Former toll bridges in Illinois Former toll bridges in Missouri 1928 establishments in the United States Metal bridges in the United States Bridges in Madison County, Illinois Interstate vehicle bridges in the United States